diff --git a/src/gateware/cxp_pipeline.py b/src/gateware/cxp_pipeline.py
index 42dc05b..f8f6277 100644
--- a/src/gateware/cxp_pipeline.py
+++ b/src/gateware/cxp_pipeline.py
@@ -30,6 +30,7 @@ KCode = {
     "pak_start" : C(K(27, 7), char_width),
     "io_ack" : C(K(28, 6), char_width), 
     "trig_indic_28_2" : C(K(28, 2), char_width),
+    "stream_marker" : C(K(28, 3), char_width),
     "trig_indic_28_4" : C(K(28, 4), char_width),
     "pak_end" : C(K(29, 7), char_width),
     "idle_comma" : C(K(28, 5), char_width),